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snowy resort
Ski Japan - Nagano

Yunomaru Snow Forecast

36.42° N 138.42° E

Weather Forecast for Yunomaru at 1838m altitude

Issued:
2 am 24 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 24.0mm), heaviest during Fri night. Very mild (max 15°C on Thu afternoon, min 8°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 27.0mm), heaviest during Sun night. Very mild (max 14°C on Mon morning, min 9°C on Mon night). Wind will be generally light.

Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
clear
part cloud
cloud
rain showers
heavy rain
mod rain
light rain
cloud
cloud
light rain
heavy rain
part cloud
thunderstorm
clear
clear
cloud
mod rain
t-storm
risk
clear
some clouds
cloudy
rain shwrs
heavy rain
mod. rain
light rain
cloudy
cloudy
light rain
heavy rain
some clouds
t-storm
risk
clear
clear
cloudy
mod. rain
km/h
10
WNW
10
NW
5
W
5
W
5
WSW
5
SSW
5
SW
5
SSW
5
SW
5
SSW
5
S
10
SW
15
W
15
WNW
10
WNW
5
WSW
10
S
15
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
11
7
4
5
12
2
8
max °C
14
15
12
13
13
11
9
9
10
11
11
11
14
14
12
12
12
11
min °C
12
13
11
12
12
8
8
9
9
10
11
10
12
13
9
10
11
10
 chill °C
11
12
10
12
12
7
7
8
8
9
10
10
10
12
7
10
10
8
Humid %
88
67
65
62
62
86
94
99
95
88
93
99
84
69
81
73
72
91
Freeze m
4150
4400
4200
4000
3900
3900
3600
3900
3950
4100
4100
4050
4050
4000
3900
4000
4100
4100
Sea lvl1000m2000m3000m4000m5000m
13141212129889101111121310111110151411141310999111110151410131210
Sunrise
5:35
5:35
5:35
5:37
5:37
5:39
Sunset
5:40
5:38
5:37
5:36
5:35
5:32

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Yunomaru:

No recent snow reports

No recent snow reports

Yunomaru Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 1 May 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)

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Snow History

Week 4 of September has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.

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